REVIEWER 1

Which statement best describes light?

• It is a mechanical wave that requires a medium

• It is an electromagnetic wave that requires a medium

• It is an electromagnetic wave that doesn't need a medium

• It is a longitudinal wave that requires a medium

Who described light as behaving like a wave?

• Isaac Newton

• Christian Huygens

• Albert Einstein

• Thomas Edison

How does light travel?

• As a longitudinal wave

• As a transverse wave

• As a circular wave

• As a spiral wave

In which medium does light travel the fastest?

• Water

• Air

• Glass

• Vacuum/Space

What happens during reflection of light?

• Light waves bend

• Light waves bounce back

• Light waves separate into colors

• Light waves vibrate in one plane

When light travels from air to liquid, what property of light causes a pencil to appear broken?

• Reflection

• Diffraction

• Refraction

• Polarization

What is diffraction of light?

• Light waves bouncing back

• Light waves bending through a medium

• Light waves separating into component colors

• Light waves vibrating in a single plane

Why is the word "AMBULANCE" written in reverse on emergency vehicles?

• To make it easier to paint

• To be read correctly in rearview mirrors

• To create a unique design

• To save space on the vehicle

What happens during polarization of light?

• Light waves separate into colors

• Light waves bounce back equally

• Light waves bend through mediums

• Light waves vibrate in a single plane

In the electromagnetic spectrum, what is the relationship between wavelength and frequency?

• As wavelength increases, frequency increases

• As wavelength decreases, frequency increases

• Wavelength and frequency remain constant

• There is no relationship between them